<template>
  <header class="header">
    <h1>todos</h1>
    <input
      class="new-todo"
      placeholder="What needs to be done?"
      autofocus
      v-model.trim="name"
      @keyup.enter="add"
    />
  </header>
</template>

<script>
export default {
  data() {
    return {
      name: '',
    }
  },
  methods: {
    add () {
      if (!this.name) return alert('请输入内容')
      this.$store.commit('add', this.name)
      this.name = ''
    }
  }
}
</script>

<style></style>
